Change C_Cpp.debugShortcut to resource scope (#9514)

Make C_Cpp.debugShortcut resource scope.

Author: sean-mcmanus

Extension/package.json

@@ -2664,7 +2664,7 @@
           "type": "boolean",
           "default": true,
           "description": "%c_cpp.configuration.debugShortcut.description%",
-          "scope": "application"
+          "scope": "resource"
         },
         "C_Cpp.legacyCompilerArgsBehavior": {
           "type": "boolean",